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rtc: stk17ta8: clean up stk17ta8_nvram_read()/stk17ta8_nvram_write() 

The change removes redundant sysfs binary file boundary checks, since
this task is already done on caller side in fs/sysfs/file.c

Signed-off-by: Vladimir Zapolskiy <vz@mleia.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
This commit is contained in:
Vladimir Zapolskiy 2015-07-27 00:48:35 +03:00 committed by Alexandre Belloni
parent d1cf4bdee8
commit ecc663c3d0
1 changed files with 2 additions and 2 deletions
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4
drivers/rtc/rtc-stk17ta8.c
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@ -254,7 +254,7 @@ static ssize_t stk17ta8_nvram_read(struct file *filp, struct kobject *kobj,
void __iomem *ioaddr = pdata->ioaddr;
ssize_t count;
for (count = 0; size > 0 && pos < RTC_OFFSET; count++, size--)
for (count = 0; count < size; count++)
*buf++ = readb(ioaddr + pos++);
return count;
}
@ -269,7 +269,7 @@ static ssize_t stk17ta8_nvram_write(struct file *filp, struct kobject *kobj,
void __iomem *ioaddr = pdata->ioaddr;
ssize_t count;
for (count = 0; size > 0 && pos < RTC_OFFSET; count++, size--)
for (count = 0; count < size; count++)
writeb(*buf++, ioaddr + pos++);
return count;
}